Re: [PATCH 1/1] io_uring/sqpoll: do not allow pinning outside of cpuset

On 9/17/24 9:56 PM, Lai, Yi wrote:

Hi Felix Moessbauer,

Greetings!

I used Syzkaller and found that there is KASAN: use-after-free Read in io_sq_offload_create in Linux-next tree - next-20240916.

After bisection and the first bad commit is: " f011c9cf04c0 io_uring/sqpoll: do not allow pinning outside of cpuset "

This is known and fixed:

https://git.kernel.dk/cgit/linux/commit/?h=for-6.12/io_uring&id=a09c1724...